China National Standards
China YD Standards Search System ¡¡

  •  China "YD" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    YDN 053.1-1997 (B-ISDN ATM Adaptation Layer Type 1 (AAL1) Technical Specification (internal standard))

    China Telecommunication - YD Standards
    YD/T 910.1-1997 900/1800MHz TDMA digital cellular mobile telecommunication network man-machine of mobile station (Phase 2)

    China Telecommunication - YD Standards
    YD/T 996-1998 Management Arrangement for TechnologicalDocuments in Posts and Telecommunication¡¯Industry

    China Telecommunication - YD Standards
    YD/T 986-1998 155Mb/s and 622Mb/s Technical conditions of optical transceiver module

    China Telecommunication - YD Standards
    YD/T 985-1998 Regulations for establishment of communications between audiovisual terminals with 3 or more digital channels at below 1930kbit/s

    China Telecommunication - YD Standards
    YD/T 5067-1998 Acceptance Specification of Equipment Installation Engineering for digital mobile communication (TDMA)

    China Telecommunication - YD Standards
    SY/T 5363-1997 The division of hydrocarbon bearing sequence

    China Oil & Gas Industry - YD Standards
    SN/T 0722-1997 Rules for the inspection of hydro generator equipments for export

    China Import Export Inspection - YD Standards
    YD/T 941-1997 ISDN user-network interface supplementary service conformance testing specification

    China Telecommunication - YD Standards
    YD/T 929-1997 Technical requirements and testing methods for up to 19.2kbit/s baseband modem connected to the telecommunication network

    China Telecommunication - YD Standards
    YD/T 928-1997 Technical specification for ISDN PABXs

    China Telecommunication - YD Standards
    YD/T 927-1997 Multipoint communication service for audiographics and audiovisual conferencing service definition

    China Telecommunication - YD Standards
    YD/T 935-1997 TMN logical layered architecture

    China Telecommunication - YD Standards
    YD/T 934-1997 TMN physical architecture

    China Telecommunication - YD Standards
    YD/T 933-1997 TMN management services and telecommunication managed areas

    China Telecommunication - YD Standards
    YD/T 930-1997 Principles for eh maintenance of ISDNs

    China Telecommunication - YD Standards
    YD/T 913-1997 Digital subscriber signalling system No.1 (DSS1)-typical DSS1 service indicator codings for ISDN telecommunications services

    China Telecommunication - YD Standards
    YD/T 912-1997 Lower layer protocol profiles for the Q3 and X interface

    China Telecommunication - YD Standards
    YD/T 938-1997 Technical requirements and verification methods for POS accessing to the network

    China Telecommunication - YD Standards
    YD/T 937-1997 Confidentiality system for audiovisual services

    China Telecommunication - YD Standards
    YD/T 936-1997 Multipoint communication service protocol specification for audiographics and audiovisual conferencing service

    China Telecommunication - YD Standards
    YD/T 579-1997 The specifications for coin box telephone set

    China Telecommunication - YD Standards
    YD/T 508.1-1997 Technical conditions for parabolic antenna of microwave relay communication system

    China Telecommunication - YD Standards
    YD/T 206.9-1997 Software for overhead communication lines single-hole ground clamps

    China Telecommunication - YD Standards
    YD/T 206.8-1997 Software for overhead communication lines 3-hole double-channel steel tree-lace clamps

    China Telecommunication - YD Standards
    YD/T 206.7-1997 Software for overhead communication lines 3-hole single-channel steel tree-lace clamps

    China Telecommunication - YD Standards
    YD/T 206.6-1997 Software for overhead communication lines Arm-braces

    China Telecommunication - YD Standards
    YD/T 206.5-1997 Software for overhead communication lines Screw pins

    China Telecommunication - YD Standards
    YD/T 206.4-1997 Software for overhead communication lines Cantilevers

    China Telecommunication - YD Standards
    YD/T 206.3-1997 Software for overhead communication lines Steel-plates

    China Telecommunication - YD Standards

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